Concept:The first step in any editing task is selecting the object you want to modify.
Explanation:In MS Excel, to edit a chart, you must first activate it by clicking on it.
Clicking the chart object selects it immediately.
Once selected, the chart is ready for editing and displays handles around its border.
After this selection, the Chart Tools tabs appear on the ribbon, providing all the commands needed for modifying the chart.
These ribbon options allow you to change the chart data, design, format, or layout.
Actions like clicking and dragging, dragging, or copying are not the first editing step; they perform other tasks or come after selection.
Answer:B. click the chart object